gpt_timer#
Overview#
The gpt_timer project is a simple demonstration program of the SDK GPT driver. It sets up the GPT hardware block to trigger a periodic interrupt after every 1 second. When the GPT interrupt is triggered a message a printed on the UART terminal.
Supported Boards#
EVKB-IMXRT1050
Hardware requirements
Mini/micro USB cable
EVKB-IMXRT1050 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
MIMXRT1060-EVKB
Hardware requirements
Mini/micro USB cable
MIMXRT1060-EVKB board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
MIMXRT1170-EVKB
Hardware requirements
Mini/micro USB cable
MIMXRT1170-EVKB board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
.
.
.
GPT interrupt is occured !
.
.
.
MIMXRT1060-EVKC
Hardware requirements
Mini/micro USB cable
MIMXRT1060-EVKC board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
FRDM-IMXRT1152
Hardware requirements
Type-C USB cable
FRDM-IMXRT1152 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
.
.
.
GPT interrupt is occured !
.
.
.
EVK-MIMX8MM
Hardware requirements
Micro USB cable
MIMX8MM6-EVK board
J-Link Debug Probe
12V power supply
Personal Computer
Board settings
No special is needed.
Prepare the Demo
Connect 12V power supply and J-Link Debug Probe to the board, switch SW101 to power on the board
Connect a USB cable between the host PC and the J901 USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
EVK-MIMX8MN
Hardware requirements
Micro USB cable
MIMX8MN6-EVK board
J-Link Debug Probe
12V power supply
Personal Computer
Board settings
No special is needed.
Prepare the Demo
Connect 12V power supply and J-Link Debug Probe to the board, switch SW101 to power on the board
Connect a USB cable between the host PC and the J901 USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
EVK-MIMX8MNDDR3L
Hardware requirements
Micro USB cable
MIMX8MN6-EVK board
J-Link Debug Probe
12V power supply
Personal Computer
Board settings
No special is needed.
Prepare the Demo
Connect 12V power supply and J-Link Debug Probe to the board, switch SW101 to power on the board
Connect a USB cable between the host PC and the J901 USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
EVK-MIMX8MP
Hardware requirements
Micro USB cable
EVK-MIMX8M Plus board
J-Link Debug Probe
12V power supply
Personal Computer
Board settings
No special is needed.
Prepare the Demo
Connect 12V power supply and J-Link Debug Probe to the board, switch SW3 to power on the board
Connect a USB cable between the host PC and the J23 USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
EVK-MIMX8MQ
Hardware requirements
Micro USB cable
MIMX8MQ6-EVK board
J-Link Debug Probe
12V power supply
Personal Computer
Board settings
No special is needed.
Prepare the Demo
Connect 12V power supply and J-Link Debug Probe to the board, switch SW701 to power on the board
Connect a USB cable between the host PC and the J1701 USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
EVK-MIMXRT1010
Hardware requirements
Mini/micro USB cable
EVK-MIMXRT1010 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
Note: To debug in qspiflash, following steps are needed:
Select the flash target and compile.
Set the SW8: 1 off 2 off 3 on 4 off, then power on the board and connect USB cable to J41.
Start debugging in IDE.
Keil: Click “Download (F8)” to program the image to qspiflash first then clicking “Start/Stop Debug Session (Ctrl+F5)” to start debugging.
EVK-MIMXRT1015
Hardware requirements
Mini/micro USB cable
EVK-MIMXRT1015 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
Note: To debug in qspiflash, following steps are needed:
Select the flash target and compile.
Set the SW8: 1 off 2 off 3 on 4 off, then power on the board and connect USB cable to J41.
Start debugging in IDE.
Keil: Click “Download (F8)” to program the image to qspiflash first then clicking “Start/Stop Debug Session (Ctrl+F5)” to start debugging.
EVK-MIMXRT1020
Hardware requirements
Mini/micro USB cable
EVK-MIMXRT1020 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
Note: To debug in qspiflash, following steps are needed:
Select the flash target and compile.
Set the SW8: 1 off 2 off 3 on 4 off, then power on the board and connect USB cable to J23.
Start debugging in IDE.
Keil: Click “Download (F8)” to program the image to qspiflash first then clicking “Start/Stop Debug Session (Ctrl+F5)” to start debugging.
MIMXRT1024-EVK
Hardware requirements
Mini/micro USB cable
MIMXRT1024-EVK board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
Note: To debug in qspiflash, following steps are needed:
Select the flash target and compile.
Set the SW8: 1 off 2 off 3 on 4 off, then power on the board and connect USB cable to J23.
Start debugging in IDE.
Keil: Click “Download (F8)” to program the image to qspiflash first then clicking “Start/Stop Debug Session (Ctrl+F5)” to start debugging.
MIMXRT1040-EVK
Hardware requirements
Mini/micro USB cable
MIMXRT1040-EVK board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
GPT interrupt is occurred !
.
.
.
GPT interrupt is occurred !
.
.
.
EVK-MIMXRT1064
Hardware requirements
Mini/micro USB cable
EVK-MIMXRT1064 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
.
.
.
GPT interrupt is occured !
.
.
.
MIMXRT1160-EVK
Hardware requirements
Mini/micro USB cable
MIMXRT1160-EVK board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
.
.
.
GPT interrupt is occured !
.
.
.
MIMXRT1180-EVK
Hardware requirements
Mini/micro USB cable
MIMXRT1180-EVK board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
.
.
.
GPT interrupt is occured !
.
.
.
FRDM-IMXRT1186
Hardware requirements
Type-C USB cable
FRDM-IMXRT1186 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
.
.
.
GPT interrupt is occured !
.
.
.
IMX943-EVK
Hardware requirements
Mini/micro USB cable
IMX943-EVK board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
When the example runs successfully, following information can be seen on the terminal:
Press any key to start the example
s
Starting GPT timer ...
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
GPT interrupt is occured !
.
.
.
GPT interrupt is occured !
.
.
.